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Category Archives: Office
Outlook add-in steals ~ 4,000 login and payment details
Add-ins are ubiquitous as "software helpers." But there is a constant risk that such add-ins will suddenly have malicious functions implanted in them. A once popular Outlook add-in stole 4,000 login details and payment details after the developer abandoned the … Continue reading
Patchday: Microsoft Office Updates (February 10, 2026)
On February 10, 2026 (the second Tuesday of the month, Microsoft Patch Day), Microsoft released several security updates for Microsoft Office. This month, a serious vulnerability in Word was fixed (see also the blog post Microsoft Security Update Summary (February … Continue reading
Microsoft faces criticism over Office formats
At the moment, Europe is desperately searching for alternatives to US software. LibreOffice is often mentioned as an alternative to Microsoft Office. Here in the blog, I keep hearing "There is no alternative to Microsoft Office because only their applications … Continue reading
Microsoft Security Update Summary (February 10, 2026)
On February 10, 2026, Microsoft released security updates for Windows clients and servers, Office, and other products. The security updates address 54 vulnerabilities (CVEs), eight of which are critical, six of which were classified as zero-day vulnerabilities, and one of … Continue reading
Posted in Office, Software, Update, Windows
Tagged Office, Patchday 2.2026, Security, Update, Windows
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Microsoft Office 0-day vulnerability CVE-2026-21509; Emergency updates available
Microsoft Office 2016 to 2024 and Office 365 apps contain a zero-day vulnerability (CVE-2026-21509) that is being actively exploited in attacks. On January 26, 2026, Microsoft published initial information (also about mitigations) and emergency updates for Microsoft Office.
Why ISL Online: Critical factors when choosing a remote desktop solution
[Sponsored Post]In the rapidly evolving IT world, choosing the right remote desktop software is critical for organizations that value security, ease of use and reliability. One provider of secure remote access that has been on the market since 2001 is ISL Online, which presents some considerations for choosing such software below. More ...
Outlook New app no longer launches (since Dec. 5, 2025); workaround
An update to the new Outlook app, rolled out on December 5, 2025, causes issues. After that update, users recognized, that the app no longer starts. Clicking on the icon does nothing. Many users seems to be affected.
Office Online Server will reach end of support on December 31, 2026.
[German]Microsoft announced the end of support for its Office Online Server in a TechCommunity post titled "Announcing the retirement for Office Online Server" on October 21, 2025. After this date, Office Online Server will no longer receive security updates, bug … Continue reading
Bug causing Outlook 365 Classic not to start reportedly fixed
[German]For weeks, Microsoft Outlook 365 users have been plagued by a program that crashes on startup when connecting to Exchange Online. Microsoft now plans to roll out a fix to resolve the issue.
Microsoft Office 2016/2019 End of Life; Keep it safe or say goodbye
[German]On October 14, 2025, Microsoft Office 2016 and 2019 has expired and Microsoft will no longer provide support for them. This is an opportunity to think about your situation. You could continue to use these versions securely for another five … Continue reading
Patchday: Microsoft Office Updates (October 14, 2025)
[German]On October 14, 2025 (the second Tuesday of the month, Microsoft Patch Day), Microsoft released several security updates for Microsoft Office 2016, as well as the C2R variants (Office 2016-2021 and 365) and other products. This month, serious vulnerabilities in … Continue reading
Posted in Office, Security, Update
Tagged Office, Patchday 10.2025, Security, Update
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